Model: HR6657

Round Plain Nut

Properties:

Thread Pitch Diameters
+2.8789/+2.8843 inches
Thread Direction
Right-hand
Drive Point Depth
0.125 inches
Nut Style
Round
Nut Diameter
3.875 inches
Nut Thickness
0.5938 inches
Drive Point Width
0.375 inches
Drive Point Quantity
4
Thread Series
Uns
Thready Qty Per Inch (tpi)
12
Hardness Rating
Between 66.0 rockwell b and 92.0 rockwell b
Thread Size
2.933 inches
Material
Steel comp 1015 or steel comp 1016 or steel comp 1020 or steel comp 1025 or steel comp 1030 or steel comp 1035 or steel comp 1212 or steel comp 1213 or steel comp 1115 or steel comp 1116 or steel comp 1117 or steel comp 1118
Material Specification
66 federal standard single material response
Nondefinitive Specification/std Data
1 type and 1 class
NSN
5310-00-185-6344
Part Number
HR6657
Description
Nut,plain,round
CAGE
51228

A nut, circular in shape, which may have wrenching facilities such as flats, holes, protrusions, slots or splines in or on the periphery or in the face opposite the bearing surface. For items having a thickness (or height) exceeding two times the outside diameter, use post, electrical-mechanical equipment. See also nut (1), plain, knurled. (when height or thickness and/or outside diameter is designated as a tolerance dimension, the maximum dimension will be used to determine compliance.)

Part HR6657 NSN 5310-00-185-6344

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
15887
FIIG:
A021A0
Concept No.:
1
App. Key:
AY
Cond. Code:
1
Status:
A

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
N
PMIC:
U
ESD:
ESD:
MMAC:
SX
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.8000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
O
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
E
LVL_B:

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
093486
UFC:
48950
LTL:
RATING VARIABLE
LCL:
--
WCC:
573
TCC:
Z
SHC:
9
ACC:
Construction Materials

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Schedule B and Export
  • Schedule B: 7318160000
  • SITC: 69421
  • End Use: Finished metal shapes
  • NAICS: 332722
  • USDA: 1

Freight Class: Nuts of iron or steel

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